Library

High school student Zhang Chen returned to his hometown after failing the college entrance examination and was accidentally involved in a strange tomb relocation incident. A murderous coffin breaks through the ground, causing the spirit of a cat spirit that has been sealed for thousands of years to escape, and his father is seriously injured and falls into a coma. At the critical moment, Zhang Chen was forced to inherit the "Secret Records of Yin and Yang" passed down from Zhang family's ancestors and became the last Mr. Yin and Yang in the modern city.

Lin Feng, 25 years old, is a low-class social worker (ancient book bookstore clerk). He is unable to practice ancient martial arts due to a family curse and is despised by a secular family. In the bookstore warehouse, he accidentally came into contact with the ancient scroll "The Sutra of Chaos", which awakened the sleeping "ancestral blood" in his body, and obtained the root of chaos and the incomplete inherited memory. Gather the "ancient five elements spiritual objects" scattered in the city, repair the imperfections of heaven, and open the passage to the true immortal world.